contrib/gcc/simplify-rtx.c

1458   rtx trueop0, trueop1;
1475   trueop0 = avoid_constant_pool_reference (op0);
1478   tem = simplify_const_binary_operation (code, mode, trueop0, trueop1);
1481   return simplify_binary_operation_1 (code, mode, op0, op1, trueop0, trueop1);
1491 			     rtx op0, rtx op1, rtx trueop0, rtx trueop1)
1706       if (rtx_equal_p (trueop0, trueop1)
1715       if (!HONOR_SIGNED_ZEROS (mode) && trueop0 == CONST0_RTX (mode))
1719       if (trueop0 == constm1_rtx)
1844 	  && trueop0 == const1_rtx
1983       if (rtx_equal_p (trueop0, trueop1) && ! side_effects_p (op0))
2098       if (rtx_equal_p (trueop0, trueop1)
2210 	  && (nonzero_bits (trueop0, mode) & ~INTVAL (trueop1)) == 0)
2212       if (rtx_equal_p (trueop0, trueop1) && ! side_effects_p (op0)
2330       if (trueop0 == CONST0_RTX (mode))
2333 	    return simplify_gen_binary (AND, mode, op1, trueop0);
2334 	  return trueop0;
2353 	  if (trueop0 == CONST0_RTX (mode)
2388 	  if (trueop0 == CONST0_RTX (mode))
2391 		return simplify_gen_binary (AND, mode, op1, trueop0);
2392 	      return trueop0;
2408       if (trueop0 == CONST0_RTX (mode))
2411 	    return simplify_gen_binary (AND, mode, op1, trueop0);
2412 	  return trueop0;
2430       if (trueop0 == CONST0_RTX (mode))
2433 	    return simplify_gen_binary (AND, mode, op1, trueop0);
2434 	  return trueop0;
2450       if (trueop0 == CONST0_RTX (mode) && ! side_effects_p (op1))
2453       if (GET_CODE (trueop0) == CONST_INT && width <= HOST_BITS_PER_WIDE_INT
2454 	  && (unsigned HOST_WIDE_INT) INTVAL (trueop0) == GET_MODE_MASK (mode)
2463       if (trueop0 == CONST0_RTX (mode) && ! side_effects_p (op1))
2470       if (trueop0 == CONST0_RTX (mode) && ! side_effects_p (op1))
2495       if (rtx_equal_p (trueop0, trueop1) && ! side_effects_p (op0))
2509       if (rtx_equal_p (trueop0, trueop1) && ! side_effects_p (op0))
2519       if (rtx_equal_p (trueop0, trueop1) && ! side_effects_p (op0))
2529       if (rtx_equal_p (trueop0, trueop1) && ! side_effects_p (op0))
2546 	  gcc_assert (VECTOR_MODE_P (GET_MODE (trueop0)));
2547 	  gcc_assert (mode == GET_MODE_INNER (GET_MODE (trueop0)));
2552 	  if (GET_CODE (trueop0) == CONST_VECTOR)
2553 	    return CONST_VECTOR_ELT (trueop0, INTVAL (XVECEXP
2558 	  gcc_assert (VECTOR_MODE_P (GET_MODE (trueop0)));
2560 		      == GET_MODE_INNER (GET_MODE (trueop0)));
2563 	  if (GET_CODE (trueop0) == CONST_VECTOR)
2576 		  RTVEC_ELT (v, i) = CONST_VECTOR_ELT (trueop0,
2586 	  && GET_CODE (trueop0) == VEC_CONCAT)
2588 	  rtx vec = trueop0;
2613 	enum machine_mode op0_mode = (GET_MODE (trueop0) != VOIDmode
2614 				      ? GET_MODE (trueop0)
2636 	if ((GET_CODE (trueop0) == CONST_VECTOR
2637 	     || GET_CODE (trueop0) == CONST_INT
2638 	     || GET_CODE (trueop0) == CONST_DOUBLE)
2656 		      RTVEC_ELT (v, i) = trueop0;
2658 		      RTVEC_ELT (v, i) = CONST_VECTOR_ELT (trueop0, i);
3516   rtx tem, trueop0, trueop1;
3583   trueop0 = avoid_constant_pool_reference (op0);
3586 		  			  trueop0, trueop1);
3704   rtx trueop0;
3737   trueop0 = avoid_constant_pool_reference (op0);
3752       && ! ((REG_P (op0) || GET_CODE (trueop0) == CONST_INT)
3768   if (! HONOR_NANS (GET_MODE (trueop0))
3769       && rtx_equal_p (trueop0, trueop1)
3770       && ! side_effects_p (trueop0))
3775   else if (GET_CODE (trueop0) == CONST_DOUBLE
3777 	   && SCALAR_FLOAT_MODE_P (GET_MODE (trueop0)))
3781       REAL_VALUE_FROM_CONST_DOUBLE (d0, trueop0);
3815 	   && (GET_CODE (trueop0) == CONST_DOUBLE
3816 	       || GET_CODE (trueop0) == CONST_INT)
3825       if (GET_CODE (trueop0) == CONST_DOUBLE)
3827 	  l0u = l0s = CONST_DOUBLE_LOW (trueop0);
3828 	  h0u = h0s = CONST_DOUBLE_HIGH (trueop0);
3832 	  l0u = l0s = INTVAL (trueop0);
3949 	      tem = GET_CODE (trueop0) == FLOAT_EXTEND ? XEXP (trueop0, 0)
3950 						       : trueop0;
3971 	      tem = GET_CODE (trueop0) == FLOAT_EXTEND ? XEXP (trueop0, 0)
3972 						       : trueop0;
3990 	      tem = GET_CODE (trueop0) == FLOAT_EXTEND ? XEXP (trueop0, 0)
3991 						       : trueop0;